diff --git a/internal/data/2015/DayEleven/input.txt b/internal/data/2015/DayEleven/input.txt
new file mode 100644
index 0000000..21b8e33
--- /dev/null
+++ b/internal/data/2015/DayEleven/input.txt
@@ -0,0 +1 @@
+hxbxwxba
\ No newline at end of file